<?php
/**
 * 动物接口
 * User: 16
 * Date: 2018/9/29
 * Time: 9:08
 */
namespace visitor;

interface AnimailInterface{

    /**
     * 定义一个吃行为
     * @desc
     * @return mixed
     * @author 16
     * @date 2018/9/29
     */
    public function eat(VisitorInterface $visitor);
}